Length: Refers to the stringer or stringerboard (in block pallets) length; also refers to the first dimension given to describe a pallet i.e., 48" x 40", where 48" is the pallet stringer/stringerboard length
For additional information contact the National Wooden Pallet and Container Association.
The National Wooden Pallet and Container Association (NWPCA) is a trade association representing manufacturers, recyclers and distributors of pallets. Founded in 1947 with headquarters in Arlington, Virginia, the NWPCA is devoted to representing the interest of wood pallet and container manufactures by conducting research and developing educational materials. The According to the NWPCA, their mission is help its membership create cost-effective, environmentally-friendly solutions to customers' needs. Towards that end, the NWPCA developed a bevy of resources to assist its membership, including the Pallet Design System (PDS) which allows users to develop and analyze various pallet designs.
For more information about the NWPCA, visit their website at www.nwpca.com.